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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryCrafts & TradesElectricianOberstammheimElektro AG Stammertal
Elektro AG Stammertal Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Elektro AG Stammertal plans and carries out electrical installations for new buildings and renovations, and provides maintenance and fault-repair services. Its services also include photovoltaic systems, electric-vehicle charging stations, network and IT solutions, and building automation.

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Service area

Offering

Products & services

Industry:Electrician
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4.0/5

Elektro AG Stammertal

Photovoltaics
✓ Offered8
Electrical installations
Electrical installations for new builds and conversions, single-family homes, multi-family homes and industrial buildings; planning, drawings and execution according to customer requirements.
Photovoltaic systems
Photovoltaic systems from planning and registration through to complete rooftop installation and the grid connection; incl. applications for funding.
E-mobility
Consulting and installation of charging stations for electric vehicles; intelligent charging solutions with load management and external billing systems, including for multi-family homes.
Building automation
Building automation for lighting, shading, room climate, multimedia and security in a single control system; Loxone-based smart home system.
Service
Service work for problems with electrical installations and equipment; urgent fault rectification around the clock and support after purchasing machines or equipment.
Network / IT
Internet access, network setup and full-area WLAN for network-capable devices; configuration of network infrastructure and wireless coverage.
Electrical inspections
Follow-up on periodic inspection orders; coordination with the partner for electrical inspections, rectification of defects and deregistration of the inspection report with the grid operator.
Project planning
Project engineering and planning of solar systems and electrical projects; registration, complete installation and end-to-end processing from one source.
Trust & reputation

ranQ Trust Score of Elektro AG Stammertal: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of November 2026

Elektro AG Stammertal scores 51.4 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.66.724%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.27.910%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
Elektro AG Stammertal scores 92.3 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.82.07%
Elektro AG Stammertal scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
Elektro AG Stammertal scores 25.7 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Elektro AG Stammertal reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.5 out of 5 stars from 2 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle4.52
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Bachstrasse 11
8477 Oberstammheim
Opening hours
Mon
07:00 - 12:00, 13:15 - 17:00
Tue
07:00 - 12:00, 13:15 - 17:00
Wed
07:00 - 12:00, 13:15 - 17:00
Thu
07:00 - 12:00, 13:15 - 17:00
Fri
07:00 - 12:00, 13:15 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.949.133
Founded
1969 · 57 years
Last commercial register change
July 3, 2024
Employees
21 to 50

Active in 1 of 26 cantons

  • ZHZurich
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
  • Full methodology

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